#include "process.h"
#include <string.h>
#include <unistd.h>

#define SIZE 101
#define STYLE '='

//v2: 根据进度，动态刷新一次进度条
void FlushProcess(const char *tips, double total, double current)
{
    const char *lable = "|/-\\";
    int len = strlen(lable);
    static int index = 0;
    char buffer[SIZE];
    memset(buffer, 0, sizeof(buffer));

    double rate = current*100.0/total;
    int num = (int)rate;

    int i = 0;
    for(; i < num; i++)
        buffer[i] = STYLE;

    printf("%s...[%-100s][%.1lf%%][%c]\r", tips, buffer, rate, lable[index++]);
    fflush(stdout);
    index %= len;

    if(num >= 100)printf("\n");
}

// v1: 展示进度条基本功能
void process()
{
    int rate = 0;
    char buffer[SIZE];
    memset(buffer, 0, sizeof(buffer));
    const char *lable = "|/-\\";
    int len = strlen(lable);

    while(rate <= 100)
    {
        printf("[%-100s][%d%%][%c]\r", buffer, rate, lable[rate%len]);
        fflush(stdout);
        buffer[rate] = STYLE;
        rate++;
        usleep(10000);
    }

    printf("\n");
}
